import java.util.Scanner ;
public class test1{
    public static void main(String[] args) {
        Scanner s =new Scanner(System.in);
        System.out.print("请输入一个华氏温度数值:");
        int f=s.nextInt();
        int c=5*(f-32)/9;
        System.out.println("相应的摄氏度为："+c);
        s.close();
    }
}